Major update 2 / login

db.py

@@ -1,5 +1,6 @@
 import sqlite3
 import os
+import secrets
 
 DB_PATH = os.path.join(os.path.dirname(__file__), 'grepo.db')
 
@@ -81,5 +82,43 @@ def init_db():
         except Exception:
             pass  # column already exists
 
+    # Users — website admin accounts
+    c.execute('''
+        CREATE TABLE IF NOT EXISTS users (
+            id            INTEGER PRIMARY KEY AUTOINCREMENT,
+            username      TEXT    NOT NULL UNIQUE,
+            password_hash TEXT    NOT NULL,
+            created_at    TEXT    NOT NULL DEFAULT (datetime('now'))
+        )
+    ''')
+
+    # Clans — groups owned by a user, identified by a unique clan_key
+    c.execute('''
+        CREATE TABLE IF NOT EXISTS clans (
+            id         INTEGER PRIMARY KEY AUTOINCREMENT,
+            owner_id   INTEGER NOT NULL REFERENCES users(id),
+            name       TEXT    NOT NULL,
+            clan_key   TEXT    NOT NULL UNIQUE,
+            created_at TEXT    NOT NULL DEFAULT (datetime('now'))
+        )
+    ''')
+
+    # Clan members — links Grepolis player_ids to a clan
+    c.execute('''
+        CREATE TABLE IF NOT EXISTS clan_members (
+            id          INTEGER PRIMARY KEY AUTOINCREMENT,
+            clan_id     INTEGER NOT NULL REFERENCES clans(id),
+            player_id   TEXT    NOT NULL,
+            player_name TEXT,
+            joined_at   TEXT    NOT NULL DEFAULT (datetime('now')),
+            UNIQUE(clan_id, player_id)
+        )
+    ''')
+
     conn.commit()
     conn.close()
+
+
+def generate_clan_key():
+    """Generate a short, unique, human-readable clan key."""
+    return secrets.token_urlsafe(8).upper()[:10]